Lubrication scavenge system for a turbine engine with counter-rotating shafts
US10480348B2 · kind B2 · utility
2Cited by
8References
8Claims
0Family size
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Key dates
| Filing date | Apr 21, 2017 |
| Grant date | Nov 19, 2019 |
| Priority date | — |
| Expiry date | Dec 20, 2037 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16C2360/23
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A lubricant scavenging system for a turbine engine having a pair of concentric, counter-rotating shafts. The system comprises a lubricant sump housing having a radially inner surface, a pair of pedestal mounts each adapted to receive a bearing assembly from a respective shaft, a lubricant collection point axially disposed between the pedestal mounts, and a pair of axial channels adapted to guide lubricant toward the lubricant collection point.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.